Pith Number

pith:WHM2I6P4

pith:2018:WHM2I6P42SIRRBTE3X6LC4SJP4

not attested not anchored not stored refs pending

Debiased orbit and absolute-magnitude distributions for near-Earth objects

Alessandro Morbidelli, Bryce Bolin, David Nesvorny, David Vokrouhlicky, Edward Beshore, Mikael Granvik, Patrick Michel, Robert Jedicke, William Bottke

arxiv:1804.10265 v1 · 2018-04-26 · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:17:21.323705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1d9a479fcd491188664ddfcb172497f1bebb6fc3fa658ec85ca69a42a628819

Aliases

arxiv: 1804.10265 · arxiv_version: 1804.10265v1 · doi: 10.48550/arxiv.1804.10265 · pith_short_12: WHM2I6P42SIR · pith_short_16: WHM2I6P42SIRRBTE · pith_short_8: WHM2I6P4

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/WHM2I6P42SIRRBTE3X6LC4SJP4 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: b1d9a479fcd491188664ddfcb172497f1bebb6fc3fa658ec85ca69a42a628819

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c35f0c435dad1c1e4d3ac331ef8f4a8ec4dfb5f538c1fc0ff02664485e6957e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-04-26T19:59:26Z",
    "title_canon_sha256": "9963017c163a70e2811bbf50e7d121595dd9741df4b0ec63095a93e960f85d12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.10265",
    "kind": "arxiv",
    "version": 1
  }
}